D940X-0.5 leveraged butterfly
Lever type butterfly valve with small, light weight, four-bar linkage drive the valve plate in the valve open and close instantly have a period of opening and closing of the translation process, no friction, to ensure the sealing performance of the valve. Leveraged butterfly in the metallurgical, chemical, building materials, power plants and industries such as ventilation, environmental engineering, air or other gas pipeline as a gas medium to adjust the flow or cut-off device can be used with a variety of actuator supporting.
The main performance specifications
Valve seat material for the temperature to use media
Cast iron, steel at room temperature air

The main parts of the material
Name Materials
Electric device assembly
Cast iron or steel plate of the valve body, valve flap
Ring of natural rubber, fluorine rubber, ethylene propylene rubber

The Flanged hard heat sealed butterfly valve BD343H
Cold BD343H flange type hard seal insulation butterfly valve has good insulation characteristics, and valve diameter and the diameter is the same, while at the same time reduce the heat loss of the medium in pipelines. Mainly used in petroleum, chemical, metallurgical, pharmaceutical, food and other types of systems to transport high-viscosity media will be solidified at room temperature.
BDd 6 43H-C.P.R.V
 Series Flanged multi-level metal seal insulation butterfly valves:

Nominal diameter DN (mm) length of the structure (typical) Dimensions (reference value)

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